620613414672 has 40 divisors (see below), whose sum is σ = 1609959515520. Its totient is φ = 206005564800.

The previous prime is 620613414661. The next prime is 620613414679. The reversal of 620613414672 is 276414316026.

It is a happy number.

It is a super-2 number, since 2×620613414672² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (620613414679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27037579 + ... + 27060522.

It is an arithmetic number, because the mean of its divisors is an integer number (40248987888).

Almost surely, 2^620613414672 is an apocalyptic number.

It is an amenable number.

620613414672 is an abundant number, since it is smaller than the sum of its proper divisors (989346100848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620613414672 is a wasteful number, since it uses less digits than its factorization.

620613414672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54098351 (or 54098345 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 620613414672 in words is "six hundred twenty billion, six hundred thirteen million, four hundred fourteen thousand, six hundred seventy-two".